The power supply system includes elements of the following subsystems:

We remove the subframe to remove the engine, gearbox, and also when repairing the subframe

We remove the radiator for replacement or for access to other units

The parking brake must hold the vehicle on a 25% slope when the lever is moved in the vehicle interior by 5-7 teeth (clicks) of the ratchet

Requires 8 wrenches, TorxT-25, TorxE8 head, flat blade screwdriver

Disconnect the negative battery terminal

We remove the heater elements for replacement or repair.

Removing and installing the control unit was discussed in the article - Removing the Renault Duster heater control unit.